| Description | 2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol, also known as (+/-)-catechin or catechins, belongs to the class of organic compounds known as catechins. Catechins are compounds containing a catechin moiety, which is a 3,4-dihydro-2-chromene-3,5.7-Tiol. 2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol is an extremely weak basic (essentially neutral) compound (based on its pKa). catechol is found in Abies nephrolepis, Acacia baileyana, Acacia confusa, Acacia mearnsii, Vachellia pennatula, Senegalia polyacantha, Acaena magellanica, Acer barbinerve, Acer nikoense, Actinidia chinensis, Aesculus californica, Aesculus hippocastanum, Agrobacterium rhizogenes, Albizia lebbeck, Alhagi sparsifolia, Alpinia zerumbet, Anacardium humile, Annona ambotay, Arbutus unedo, Areca catechu, Artabotrys hexapetalus, Artocarpus lacucha, Artocarpus tonkinensis, Azadirachta indica, Banisteriopsis caapi, Begonia fagifolia, Begonia nantoensis, Berchemia formosana, Bergia capensis, Betula davurica, Betula ovalifolia, Betula papyrifera, Betula pendula, Betula platyphylla, Betula pubescens, Byrsonima crassifolia, Oncoba glauca, Calophyllum inophyllum, Camellia crassicolumna, Camellia japonica, Camellia sinensis, Campylospermum flavum, Carallia brachiata, Carpinus cordata, Cassia fistula, Castanea sativa, Cedrela odorata, Ceiba pentandra, Celastrus flagellaris, Celastrus orbiculatus, Chaenomeles japonica, Chaenomeles sinensis, Chamaebatia foliolosa, Chamaecyparis formosensis, Chimarrhis turbinata, Chrysophyllum cainito, Cinnamomum aromaticum, Cinnamomum bejolghota, Cinnamomum burmannii, Cinnamomum kotoense, Cinnamomum philippinense, Cinnamomum subavenium, Cinnamomum tenuifolium, Cistus incanus, Cola acuminata, Coleogyne ramosissima, Cotoneaster orbicularis, Cotoneaster symondsii, Crataegus sinaica, Croton insularis, Croton lechleri, Cryptocarya obovata, Cupania americana, Cupressus sempervirens, Cycas circinalis, Cyperus longus, Dicranopteris pedata, Dimocarpus longan, Dioscorea alata, Dioscorea antaly, Dioscorea bulbifera, Dioscorea cirrhosa, Diospyros kaki, Dorstenia contrajerva, Elephantorrhiza goetzei, Embelia ribes, Entada phaseoloides, Erica arborea, Eriobotrya japonica, Erythroxylum passerinum, Eucalyptus alba, Eucalyptus ovata, Euclea divinorum, Eugenia brasiliensis, Excoecaria agallocha, Fagopyrum esculentum, Fagus sylvatica, Fragaria ananassa, Chrysophyllum perpulchrum, Garcinia dulcis, Garcinia mangostana, Geranium sanguineum, Geranium thunbergii, Ginkgo biloba, Gossypium hirsutum, Guazuma ulmifolia, Hamamelis virginiana, Hedysarum theinum, Hibiscus cannabinus, Hippophae rhamnoides, Hypericum patulum, Hypericum perforatum, Hypericum triquetrifolium, Illicium anisatum, Isodon japonicus, Ixora coccinea, Juniperus excelsa, Kadsura heteroclita, Kandelia candel, Kummerowia stipulacea, Leptarrhena pyrolifolia, Lindera aggregata, Litchi chinensis, Litsea glutinosa, Litsea szemaois, Lotus corniculatus, Dorycnium hirsutum, Lotus pedunculatus, Lupinus angustifolius, Malus domestica, Malus pumila, Mammea americana, Mangifera indica, Manilkara zapota, Maytenus boaria, Mesua ferrea, Microcos paniculata, Microtropis fokienensis, Millettia brandisiana, Mitrella kentii, Monteverdia ilicifolia, Myrcia multiflora, Nageia nagi, Nelia pillansii, Nelumbo nucifera, Neocheiropteris fortunei, Ocotea porosa, Oenothera biennis, Osyris alba, Parameria laevigata, Parthenocissus tricuspidata, Paullinia cupana, Pavetta owariensis, Pentadesma butyracea, Persicaria hydropiper, Persicaria lapathifolia, Phaseolus vulgaris, Phoenix loureiroi, Phyllanthus emblica, Phyllocladus alpinus, Picea abies, Pinalia floribunda, Pinus massoniana, Pinus sylvestris, Platanus orientalis, Platycarya strobilacea, Podocarpus fasciculus, Podocarpus macrophyllus, Polygonum maritimum, Potentilla anserina, Potentilla erecta, Dasiphora fruticosa, Potentilla longifolia, Prinsepia utilis, Prosopis juliflora, Prunus avium, Prunus dulcis, Prunus maximowiczii, Prunus mume, Prunus prostrata, Prunus yedoensis, Pseudocedrela kotschyi, Pseudotsuga menziesii, Psidium cattleyanum, Psidium guajava, Pyracantha coccinea, Pyrola incarnata, Quercus acutissima, Quercus coccifera, Quercus dentata, Quercus ilex, Quercus miyagii, Quercus robur, Rheum australe, Rhizophora stylosa, Rhodiola semenovii, Rhododendron dauricum, Rhododendron decorum, Rhododendron mucronatum, Rhododendron spinuliferum, Rodgersia sambucifolia, Rosa canina, Rosa chinensis, Rosa cymosa, Rosa henryi, Rosa laevigata, Rosa transmorrisonensis, Rubus glaucus, Rumex acetosa, Rumex japonicus, Rumex patientia, Salacia chinensis, Sanguisorba alpina, Saraca asoca, Schisandra lancifolia, Schisandra propinqua, Scolopia spinosa, Scurrula atropurpurea, Smilax china, Smilax corbularia, Sorbus decora, Sorbus tianschanica, Spathelia excelsa, Stachyurus himalaicus, Tamarindus indica, Taxodium distichum, Tectaria subtriphylla, Terminalia brachystemma, Theobroma grandiflorum, Thujopsis dolabrata, Toona sinensis, Mallotus nudiflorus, Trichilia catigua, Tripterospermum chinense, Typha capensis, Ulmus davidiana, Uncaria rhynchophylla, Vachellia nilotica, Viburnum cylindricum, Viburnum opulus, Vicia faba, Vitis vinifera, Waltheria indica, Woodwardia orientalis, Xylocarpus granatum, Xylopia vielana, Zanthoxylum piperitum and Ziziphus jujuba. Members of the class of hydroxyflavan that have a flavan-3-ol skeleton and its substituted derivatives. |
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